n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -1 |
3 | 1 |
4 | -3 |
5 | 1 |
6 | 1 |
7 | -6 |
8 | 5 |
9 | -1 |
10 | 1 |
11 | -10 |
12 | 15 |
13 | -7 |
14 | 1 |
15 | 1 |
16 | -15 |
17 | 35 |
18 | -28 |
19 | 9 |
20 | -1 |
21 | 1 |
22 | -21 |
23 | 70 |
24 | -84 |
25 | 45 |
26 | -11 |
27 | 1 |
28 | 1 |
29 | -28 |
30 | 126 |
31 | -210 |
32 | 165 |
33 | -66 |
34 | 13 |
35 | -1 |
36 | 1 |
37 | -36 |
38 | 210 |
39 | -462 |
40 | 495 |
41 | -286 |
42 | 91 |
43 | -15 |
44 | 1 |
45 | 1 |
46 | -45 |
47 | 330 |
48 | -924 |
49 | 1287 |
50 | -1001 |
51 | 455 |
52 | -120 |
53 | 17 |
54 | -1 |
55 | 1 |
56 | -55 |
57 | 495 |
58 | -1716 |
59 | 3003 |
60 | -3003 |
61 | 1820 |
62 | -680 |
63 | 153 |
64 | -19 |
65 | 1 |
66 | 1 |
67 | -66 |
68 | 715 |
69 | -3003 |
70 | 6435 |
71 | -8008 |
[1,1,-1,1,-3,1,1,-6,5,-1,1,-10,15,-7,1,1,-15,35, -28,9,-1,1,-21,70,-84,45,-11,1,1,-28,126,-210,165, -66,13,-1,1,-36,210,-462,495,-286,91,-15,1,1,-45, 330,-924,1287,-1001,455,-120,17,-1,1,-55,495, -1716,3003,-3003,1820,-680,153,-19,1,1,-66,715, -3003,6435,-8008] |